Choosing points on cubic plane curves: rigidity and flexibility

no code implementations • 11 Jan 2021 • Ishan Banerjee, Weiyan Chen

Every smooth cubic plane curve has 9 flex points and 27 sextatic points.

Algebraic Geometry Geometric Topology 55R10 (primary), 55R80, 14H50 (secondary)

Convolutional Sparse Coding for Compressed Sensing CT Reconstruction

no code implementations • 20 Mar 2019 • Peng Bao, Wenjun Xia, Kang Yang, Weiyan Chen, Mianyi Chen, Yan Xi, Shanzhou Niu, Jiliu Zhou, He Zhang, Huaiqiang Sun, Zhangyang Wang, Yi Zhang

Over the past few years, dictionary learning (DL)-based methods have been successfully used in various image reconstruction problems.

Computed Tomography (CT) Dictionary Learning +1